[llvm] [DAGCombiner] Allow tryToFoldExtOfLoad to use a sextload for zext nneg. (PR #81714)

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``````````bash
git-clang-format --diff 61c83e9491b2be71a54b255cdb11f65365245953 9a01897837fd28442fe1934628c3f356cf6ca0cc -- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 0df1489629..e8995b781a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -13778,9 +13778,9 @@ SDValue DAGCombiner::visitZERO_EXTEND(SDNode *N) {
   }
 
   // Try to simplify (zext (load x)).
-  if (SDValue foldedExt =
-          tryToFoldExtOfLoad(DAG, *this, TLI, VT, LegalOperations, N, N0,
-                             ISD::ZEXTLOAD, ISD::ZERO_EXTEND, N->getFlags().hasNonNeg()))
+  if (SDValue foldedExt = tryToFoldExtOfLoad(
+          DAG, *this, TLI, VT, LegalOperations, N, N0, ISD::ZEXTLOAD,
+          ISD::ZERO_EXTEND, N->getFlags().hasNonNeg()))
     return foldedExt;
 
   if (SDValue foldedExt =

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https://github.com/llvm/llvm-project/pull/81714